Rocky or gassy? Massive, dense super-Earth planet detected

A star about 100 light years away in the Pisces constellation, GJ 9827, hosts what may be one of the most massive and dense super-Earth planets detected to date, according to new research. This new information provides evidence to help astronomers bett...

A star about 100 light years away in the Pisces constellation, GJ 9827, hosts what may be one of the most massive and dense super-Earth planets detected to date, according to new research. This new information provides evidence to help astronomers better understand the process by which such planets form.